Extrinsic 45926-1

{
  "heartbeat": {
    "blockNumber": 45924,
    "sessionIndex": 765,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x564f0871618d5e8d502aa2816b1307f3b8d35f8d6c03190570c03763ccb46918ef1345bb79d34a743344fde7376f16df4e021d48ac707970d9400935c4589383"
}